Home / 1,431,568.98-2,145,778.71-589,661.46

Finding the Fourth Proportional to 1,431,568.98, 2,145,778.71 and 589,661.46

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Solution

The fourth proportional to 1,431,568.98, 2,145,778.71 and 589,661.46 is: 883,843.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,568.98 : 2,145,778.71 = 589,661.46 : x
  2. Step 2: Convert to fraction form
    1,431,568.98/2,145,778.71 = 589,661.46/x
  3. Step 3: Cross multiply
    1,431,568.98x = 2,145,778.71 × 589,661.46
  4. Step 4: Simplify right side
    1,431,568.98x = 1,265,283,006,975.52
  5. Step 5: Solve for x
    x = 1,265,283,006,975.52/1,431,568.98
  6. Step 6: Final answer
    x = 883,843.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.